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A campus coffee shop charges $1.30 for a cup of coffee, and the tenth cup is free. If you take advantage of this offer, how much do you actually pay per cup of coffee, on average?
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A campus coffee shop charges $1.30 for a cup of coffee, and the tenth cup is free. If you take advantage of this offer, how much do you actually pay per cup of coffee, on average?

User BeeDog
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2 Answers

2 votes
The answer is $1.17 !
User Christian MICHON
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7.6k points
6 votes
The answer would be
$1.30 x 9 = $11.70
$11.70 / 10 = $1.17
Answer: $1.71
User Rpieniazek
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7.0k points
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